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#ifndef __SHADERBASE_H__
#define __SHADERBASE_H__
#ifdef SHADER_API_PSSL
#ifndef Texture2DMS
#define Texture2DMS MS_Texture2D
#endif
#ifndef SampleCmpLevelZero
#define SampleCmpLevelZero SampleCmpLOD0
#endif
#ifndef firstbithigh
#define firstbithigh FirstSetBit_Hi
#endif
#endif
float FetchDepth(Texture2D depthTexture, uint2 pixCoord)
{
float zdpth = LOAD_TEXTURE2D(depthTexture, pixCoord.xy).x;
#if UNITY_REVERSED_Z
zdpth = 1.0 - zdpth;
#endif
return zdpth;
}
float FetchDepthMSAA(Texture2DMS<float> depthTexture, uint2 pixCoord, uint sampleIdx)
{
float zdpth = LOAD_TEXTURE2D_MSAA(depthTexture, pixCoord.xy, sampleIdx).x;
#if UNITY_REVERSED_Z
zdpth = 1.0 - zdpth;
#endif
return zdpth;
}
#endif